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PS/2 library receives data partially by interrupt

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This commit is contained in:
tmk 2011-02-07 14:59:07 +09:00
parent 0632618d29
commit 04f351b802
11 changed files with 277 additions and 108 deletions
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54
ps2_vusb/matrix.c
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@ -60,8 +60,6 @@ static bool matrix_has_ghost_in_row(uint8_t row);
#endif
static void matrix_make(uint8_t code);
static void matrix_break(uint8_t code);
static void ps2_reset(void);
static void ps2_set_leds(uint8_t leds);
inline
@ -79,19 +77,7 @@ uint8_t matrix_cols(void)
void matrix_init(void)
{
ps2_host_init();
_delay_ms(1000);
// flush LEDs
/*
ps2_set_leds(1<<PS2_LED_NUM_LOCK);
_delay_ms(100);
ps2_set_leds(1<<PS2_LED_NUM_LOCK|1<<PS2_LED_CAPS_LOCK);
_delay_ms(100);
ps2_set_leds(1<<PS2_LED_NUM_LOCK|1<<PS2_LED_CAPS_LOCK|1<<PS2_LED_SCROLL_LOCK);
_delay_ms(300);
ps2_set_leds(0x00);
*/
// initialize matrix state: all keys off
for (uint8_t i=0; i < MATRIX_ROWS; i++) matrix[i] = 0x00;
@ -190,10 +176,7 @@ uint8_t matrix_scan(void)
}
uint8_t code;
code = ps2_host_recv();
if (code == 0x00) return 0;
//while ((code = ps2_host_recv())) {
//phex(code); print(" ");
while ((code = ps2_host_recv())) {
switch (state) {
case INIT:
switch (code) {
@ -350,26 +333,7 @@ uint8_t matrix_scan(void)
default:
state = INIT;
}
//}
//print("|");
// handle LED indicators
/*
static uint8_t prev_leds = 0;
if (prev_leds != usb_keyboard_leds) {
uint8_t leds = 0;
if (usb_keyboard_leds&(1<<USB_LED_SCROLL_LOCK))
leds |= (1<<PS2_LED_SCROLL_LOCK);
if (usb_keyboard_leds&(1<<USB_LED_NUM_LOCK))
leds |= (1<<PS2_LED_NUM_LOCK);
if (usb_keyboard_leds&(1<<USB_LED_CAPS_LOCK))
leds |= (1<<PS2_LED_CAPS_LOCK);
ps2_set_leds(leds);
prev_leds = usb_keyboard_leds;
}
*/
return 1;
}
@ -479,19 +443,3 @@ static void matrix_break(uint8_t code)
//print("matrix_break: "); phex(code); print("\n");
}
}
static void ps2_reset(void)
{
ps2_host_send(0xFF);
if (ps2_host_recv() != 0xFA) return;
_delay_ms(1000);
if (ps2_host_recv() != 0xAA) return;
}
static void ps2_set_leds(uint8_t leds)
{
ps2_host_send(0xED);
if (ps2_host_recv() != 0xFA) return; // 0xFA
ps2_host_send(leds);
if (ps2_host_recv() != 0xFA) return; // 0xFA
}